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LOT 2430
Natural History - Agate Crystal Geode Cut Section Collection [3]
2 3/4 - 4 3/8 in. (962 grams total, 7.1-11 cm).
Comprising three examples in enhanced blue colour, two showing an internal cavity filled with small quartz crystals. [3, No Reserve]
ProvenanceEx Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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LOT 2430
Natural History - Agate Crystal Geode Cut Section Collection [3]
Sold for (Inc. bp): £26
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Natural History - Large Fossil Shark Vertebra
Upper Palaeocene, Thanetian Stage, circa 56 million years B.P.Sold for (Inc. bp): £33
From Otodus obliquus Agassiz 1843 (mackerel shark). 155 grams, 65 mm
From the Ouled Abdoun Basin Formation (Phosphate beds), Oued Zem, Morocco, North Africa. From an old Oxfordshire fossil and mineral collection. -
Natural History - Large Fossil Brittle Star
Middle Ordovician Period, circa 450 million years B.P.Sold for (Inc. bp): £52
Ophiuroidea sp. specimen on irregular matrix. 698 grams, 15.5 cm
From El Kaid Errami, Tafilalt, Morocco, North Africa. Acquired 1950s-1960s. From an old Bristol, UK, palaeontological collection. -
Natural History - Iridescent Fossil Ammonite
Cretaceous Period, circa 113-100 million years B.P.Sold for (Inc. bp): £20
Cleoniceras besairiei with large portions of the shell with rainbow iridescence. 242 grams, 10 cm
From a Lincolnshire, UK, collection.